3512623880657 has 16 divisors (see below), whose sum is σ = 3532930389120. Its totient is φ = 3492374925312.

The previous prime is 3512623880621. The next prime is 3512623880663. The reversal of 3512623880657 is 7560883262153.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3512623880657 - 2⁸ = 3512623880401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3512623840657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378388538 + ... + 378397820.

It is an arithmetic number, because the mean of its divisors is an integer number (220808149320).

Almost surely, 2^{3512623880657} is an apocalyptic number.

It is an amenable number.

3512623880657 is a deficient number, since it is larger than the sum of its proper divisors (20306508463).

3512623880657 is a wasteful number, since it uses less digits than its factorization.

3512623880657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12152.

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 3512623880657 in words is "three trillion, five hundred twelve billion, six hundred twenty-three million, eight hundred eighty thousand, six hundred fifty-seven".